Suzuki DF200/DF225/DF250 V6 4-Stroke Outboards Service Manual, Page 34Get this manual
PERIODIC MAINTENANCE
PERIODIC MAINTENANCE SCHEDULE
The chart below lists the recommended intervals for all the required periodic service work necessary to keep the motor operating at peak performance and economyMaintenance intervals should be judged by number of hours or months, whichever comes firstNOTE: More frequent servicing should be performed on outboard motors that are used under severe conditions
PERIODIC MAINTENANCE CHART
Item to be serviced Spark plug Fuel line PCV system Engine oil [NOTE] Gear oil Lubrication AnodesBonding wires Battery Fuel mixture check (O2 feedback) Engine oil filter Low pressure fuel filter Low pressure fuel pump filter High pressure fuel filter Ignition timing Idle speed Tappet clearance Water pump Water pump impeller Propeller nutpin BoltNuts Interval Initial 20 hrsor Every 50 hrsor month months Every 100 hrsor months Every 200 hrsor 12 months I